TWI307702B - - Google Patents
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- Publication number
- TWI307702B TWI307702B TW92104597A TW92104597A TWI307702B TW I307702 B TWI307702 B TW I307702B TW 92104597 A TW92104597 A TW 92104597A TW 92104597 A TW92104597 A TW 92104597A TW I307702 B TWI307702 B TW I307702B
- Authority
- TW
- Taiwan
- Prior art keywords
- solvent
- cylinder
- polystyrene
- stage
- styrene resin
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/0026—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting
- B29B17/0036—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting of large particles, e.g. beads, granules, pellets, flakes, slices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
- B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
- B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
- B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
- C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0293—Dissolving the materials in gases or liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/046—Extruder as pressing tool with calibrated die openings for forming and disintegrating pasty or melted material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
- B29K2025/04—Polymers of styrene
- B29K2025/06—PS, i.e. polystyrene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001259105A JP3916899B2 (ja) | 2001-08-29 | 2001-08-29 | ポリスチレン溶解液分離回収装置及びポリスチレン溶解液の溶剤回収方法 |
JP2001259029 | 2001-08-29 | ||
JP2002248069A JP2003145537A (ja) | 2001-08-29 | 2002-08-28 | 発泡スチロール樹脂のリサイクル方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200403285A TW200403285A (en) | 2004-03-01 |
TWI307702B true TWI307702B (ja) | 2009-03-21 |
Family
ID=31972501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW92104597A TW200403285A (en) | 2001-08-29 | 2003-02-27 | Method for recycling expanded styrol resin |
Country Status (7)
Country | Link |
---|---|
US (1) | US20060106121A1 (ja) |
EP (1) | EP1550536B1 (ja) |
KR (1) | KR20050058506A (ja) |
CN (1) | CN100408295C (ja) |
DE (1) | DE60322726D1 (ja) |
TW (1) | TW200403285A (ja) |
WO (1) | WO2004020167A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMI20031704A1 (it) * | 2003-09-04 | 2005-03-05 | Polimeri Europa Spa | Uso di dialchil carbonati come solventi per il polistirene espanso. |
JP5039795B2 (ja) * | 2007-02-12 | 2012-10-03 | ストラタシス,インコーポレイテッド | 押出型堆積システムのための粘性ポンプ |
KR101412845B1 (ko) * | 2010-03-24 | 2014-06-27 | 란세스 인터내쇼날 에스에이 | 무수 무용매 중합체의 제조 방법 |
US8609778B1 (en) | 2012-08-09 | 2013-12-17 | Americas Styrenics, LLC | Styrenic resin incorporating recycled polystyrene |
US9115228B2 (en) | 2012-08-09 | 2015-08-25 | Americas Styrenics, LLC | Styrenic resin having improved extensional viscosity |
US9096698B2 (en) | 2012-08-09 | 2015-08-04 | Americas Styrenics, LLC | Styrenic resin incorporating recycled polystyrene |
CN113665028B (zh) * | 2021-09-02 | 2024-02-09 | 宁波雷耀科技有限公司 | 一种聚苯乙烯再生方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1333122A (fr) * | 1961-06-02 | 1963-07-26 | Monsanto Chemicals | Procédé et appareil pour disperser une substance liquide dans une résine thermoplastique |
JPS59115811A (ja) * | 1982-12-23 | 1984-07-04 | Toyo Rubber Chem Ind Co Ltd | 樹脂の再生方法 |
CA1255866A (en) * | 1985-07-24 | 1989-06-20 | Hiromu Fujisaki | Method and apparatus for production of foamed thermoplastic material |
US5217660A (en) * | 1991-07-01 | 1993-06-08 | Hewlett-Packard Company | Method for manufacturing expanded polystyrene foam components from used polystyrene materials |
JPH05185430A (ja) * | 1992-01-09 | 1993-07-27 | Daisen Kogyo:Kk | 発泡ポリスチレン製品の廃棄物を回収して合成樹脂再生原料素材を製造する方法 |
AT398772B (de) * | 1992-04-30 | 1995-01-25 | Erema | Verfahren und vorrichtung zum recycling von begastem kunststoffmaterial |
WO1995015819A1 (en) * | 1993-12-07 | 1995-06-15 | Northwestern University | Reconstituted polymeric materials |
US5534207A (en) * | 1994-07-08 | 1996-07-09 | Natural Resource Recovery, Inc. | Method and apparatus for forming an article from recyclable plastic materials |
US5824709A (en) * | 1994-11-16 | 1998-10-20 | Suka; Motoshi | Method for recycling waste plastic material containing styrene polymer |
BE1010614A6 (fr) * | 1996-09-11 | 1998-11-03 | Salman Mustapha Nihad | Procede du recyclage par voie humide des dechets du polystyrene expanse ou non expanse en presence d'autres dechets pour la fabrication de divers compositions. |
JP2000212325A (ja) * | 1999-01-22 | 2000-08-02 | Kakoki Kankyo Service:Kk | 発泡ポリスチレンの処理方法及び発泡ポリスチレンの処理装置 |
JP2000256502A (ja) * | 1999-03-11 | 2000-09-19 | Shin Etsu Chem Co Ltd | 発泡スチロール処理液 |
JP4261676B2 (ja) * | 1999-04-26 | 2009-04-30 | 株式会社ジェイエスピー | 再生発泡性スチレン系樹脂粒子の製造法 |
JP4092815B2 (ja) * | 1999-05-31 | 2008-05-28 | ソニー株式会社 | スチロール樹脂廃材のリサイクル方法 |
JP3602755B2 (ja) * | 1999-10-12 | 2004-12-15 | 株式会社栗本鐵工所 | 発泡ポリスチレンの処理方法 |
JP2001164035A (ja) * | 1999-12-09 | 2001-06-19 | Amusu:Kk | 発泡ポリスチレンの再生処理方法及びこの方法に用いられる不純物除去装置 |
ATE340215T1 (de) * | 2000-03-15 | 2006-10-15 | Kagoshima Prefecture | Verfahren zur herstellung wiederverwerteter, expandierter polystyrolharzteilchen |
US6270330B1 (en) * | 2000-07-06 | 2001-08-07 | Shao-Szu Cheng | Waste foamed polystyrene material reclaiming system |
JP3916899B2 (ja) * | 2001-08-29 | 2007-05-23 | Jfeエンジニアリング株式会社 | ポリスチレン溶解液分離回収装置及びポリスチレン溶解液の溶剤回収方法 |
-
2003
- 2003-02-27 CN CNB038206528A patent/CN100408295C/zh not_active Expired - Fee Related
- 2003-02-27 TW TW92104597A patent/TW200403285A/zh not_active IP Right Cessation
- 2003-02-27 US US10/525,545 patent/US20060106121A1/en not_active Abandoned
- 2003-02-27 WO PCT/JP2003/002237 patent/WO2004020167A1/ja active IP Right Grant
- 2003-02-27 KR KR1020057003147A patent/KR20050058506A/ko active IP Right Grant
- 2003-02-27 EP EP03791178A patent/EP1550536B1/en not_active Expired - Fee Related
- 2003-02-27 DE DE60322726T patent/DE60322726D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2004020167A1 (ja) | 2004-03-11 |
DE60322726D1 (de) | 2008-09-18 |
EP1550536A4 (en) | 2007-08-08 |
EP1550536B1 (en) | 2008-08-06 |
KR20050058506A (ko) | 2005-06-16 |
CN100408295C (zh) | 2008-08-06 |
EP1550536A1 (en) | 2005-07-06 |
TW200403285A (en) | 2004-03-01 |
US20060106121A1 (en) | 2006-05-18 |
CN1678440A (zh) | 2005-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |